i#3956 arm locks: Use release-acquire atomics for ARM #4262
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Adds a "dmb ish" barrier prior to the "ldrex..strex" loops in the atomics used to implement mutexes and other operations on 32-bit ARM where we need release-acquire semantics. Issue: #3956
AssadHashmi
approved these changes
Apr 20, 2020
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Adds a "dmb ish" barrier prior to the "ldrex..strex" loops in the
atomics used to implement mutexes and other operations on 32-bit ARM
where we need release-acquire semantics.
Issue: #3956